Video ads outside of a video player

Learn the formats that allow video ads to serve outside a player

While in-stream video ads serve within a video player, the following formats allow video ads to be serve outside of a player, within the content of a site or app: 

Type Interstitial video Rewarded video Native video In-Feed video In-Article video
Appearance
What is it A full-screen video ad that appears in between experiences in an app An option to watch a video to receive a reward from the publisher (in other words, wifi access, additional lives in a game, and so forth) A video ad that is styled like the surrounding app or page content A video ad in content, social, or product feeds; often is a native

A video ad between paragraphs of editorial content, existing as a standalone branded message

Placement Interstitial Interstitial N/A (no video message) In-feed In-article
Platform mApp mApp mApp, mWeb, desktop Mostly mApp Mostly mWeb and desktop
Initiation Auto-play, sound on or off Click to play, sound on Auto-play (when in view), sound off (tap for sound) Auto-play (when in view), sound off (tap for sound)  Auto-play (when in view), sound off (tap for sound)

 

30 second auto-play

In-feed and In-article video ads will auto-play for up to 30 seconds while in view, or longer if there was user interaction with the video such as tap or unmute. Videos that are significantly longer than 30 seconds will likely receive fewer completed views. Therefore, advertisers who desire higher completion rates should provide videos that are 30 seconds or less. The maximum recommended video length is 15-30 seconds.

Learn more about interstitial video ads

Benefits of Interstitial video ads:

  • Clicks are only counted if the user clicks the Learn more button. This prevents inflated click through rates. The user is also protected from accidentally exiting the app.
  • Ads are highly viewable since they are full screen. Active View can also be used to measure viewability.
  • Interstitial video ads are only served when the user is connected to a wi-fi network, preventing excessive mobile data usage.
  • When in an app, interstitial video ads are only served in between experiences, never interrupting the user or content.

Buying Best Practices:

Interstitial video ads are only served on mobile app, and follow all mobile video buying recommendations. See below for key signals specific to interstitials:

Field name Description
Placement

Describes where the video ad will play. Be sure to include interstitial in targeting. (Do not only target in-stream or pre-roll)

Player size

(Width, height)

Multiple width / height pairs are passed in the bid request. However the first width / height pair is always identical to the screen size, which is important as these are full screen placements.
Allowed_Video_Formats

Describes the allowed video technologies for ads served in response to this request. Note that VPAID is not accepted for mApp requests

ScreenOrientation The screen orientation of the device when the ad request is sent. Because interstitials are full screen, it's recommended that a portrait video creative is returned when the user is holding their phone vertically.
SkippableBidRequestType A lot of interstitial inventory is skippable. Do not target non-skip only.
Viewability Authorized Buyers measures viewability using Active View across mApp inventory. Third party viewability vendors do not currently work in app environments.
Learn more about rewarded video ads

Benefits of Rewarded video ads:

  • Users make a conscious choice to watch the ad, inventory is explicitly opt-in "click to play".
  • Improved performance from engaged users, high completion rates, and end cards with clear call to actions.
  • Full screen video ad, can use Active View to measure viewability.
  • User first experience:
    • User can close the ad at any time, they will be prompted to choose forfeiting the reward if they want
    • Countdown timer to show user how long the ad is
  • Policies to ensure a great user experience and advertiser value, including these as well as others:
    • Rewards may not be converted into actual currency
    • No encouraging users to click on ads or misleading context

Buying Best Practices:

Rewarded ads are mobile app inventory. Follow all mobile video buying recommendations. See below for key signals and best practices specific to Rewarded video ads:

Field name Description
Is_rewarded

Whether the user receives a reward for viewing the ad

Placement Describes where the video ad will play. Rewarded ads are Insterstitial placements, make sure to include interstitial in targeting. (Do not only target in-stream or pre-roll)
Playback_method click_to_play
Player Size (width, height) Multiple width / height pairs are passed in the bid request. However the first width / height pair is always identical to the screen size, which is important as these are full screen placements.
Allowed_Video_Formats Describes the allowed video technologies for ads served in response to this request. Note that VPAID is not accepted for mApp requests.
ScreenOrientation The screen orientation of the device when the ad request is sent. Because interstitials are full screen, it's recommended that a portrait video creative is returned when the user is holding their phone vertically.
Viewability Authorized Buyers measures viewability using Active View across mApp inventory. Third party viewability vendors do not currently work in app environments.
Learn more about native video ads

Benefits of native video ads:

  • Matches look and feel of the site or app, is a more seamless viewing experience for the user.
  • There are many policies in place to make sure in-feed creatives are a good user experience.

Buying Best Practices:

For native video ads, follow all creative specifications and bidder recommendations.

Native Video ads will not include a video message in the bid request at this time.

Learn more about in-feed video ads and in-article video ads

Benefits of in-feed and in-article video ads:

  • Gives buyers the opportunity to reach audiences in more moments throughout the day, even when the user is not necessarily watching video content
  • Valuable on mobile where there is scarce real estate on the screen
  • Bid with the same VAST response that you use to buy video on all other inventory
  • There are many policies in place to make sure outstream video creatives are a good user experience. Including, but not limited to:
    • Ad attribution - all creatives will be clearly marked as such
    • The video cannot cause the page to reflow its layout before, during, or after the video ad renders
    • Creative only plays when in view; protects advertiser from false views and completion rates

Buying Best Practices:

Most in-feed video ads are served on mApp and most in-article video ads are served on mWeb and desktop. Follow all mobile video buying recommendations for mobile placements. See below for key signals and best practices specific to In-feed and In-article ads: 

Field name Description

OpenRTB:
mimes, imp

AdX Signals: allowed_video_formats, allowed_ad_type

Use VAST. Do not use VPAID, MRAID, FLV, or WEBM

Placement:
in_feed, in_article
Do not target In-stream, above the fold, pre-roll, mid-roll, or post-roll

OpenRTB:
DeviceType, app

AdX Signals:
DeviceType, is_app

To determine if the creative is mWeb, Desktop, or mApp

OpenRTB Signals: w, h

AdX Signals: width, heigh

If appropriate, read the player size for targeting

OpenRTB Signal: Metric

AdX Signal: viewability

Use Active View for viewability. 3rd party viewability vendors do not work (no VPAID accepted)

OpenRTB Signal: ifa

AdX Signal: advertising_id

Web placements have cookies, App placements have IDFA/ADIDs.
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